Question 1

What is 309 nm in eV?

Accepted Answer

309 nm = 4.0124 eV. Use the converter on this page to convert to other photon energy units instantly.

Question 2

How do you convert nm to eV?

Accepted Answer

Formula: E(eV) = 1239.84 ÷ λ(nm) · f(THz) = E(eV) × 241.799 · E = hc/λ = hf. Multiply your nm value by the appropriate factor to get eV, or use the interactive converter above.

Question 3

What is 4.0124 eV in nm?

Accepted Answer

4.0124 eV = 309.0026 nm.

nm	eV
294 nm	4.2171
299 nm	4.1466
304 nm	4.0784
309	4.0124
314 nm	3.9485
319 nm	3.8867
324 nm	3.8267

309 nm to eV

Formula